8 years of growth, the more precipitation, the more steadfast Accumulation of over 30 application fields, more profound the service 200+products, more iteration and refinement With craftsmanship, to the original intention E3-SR20 CPU 01 ✦ Compatible with MICROWINSMART 0 learning costs No need to relearn programming, quick to get started。 02 ✦ Supports Ethernet with rich functionality Support for PUT/GET wizards, modbusTCP protocol, and open user communication (OUC)。 03 ✦ Strong anti-interference ability Huceen SMART PLC is tested through EFT (conduction/coupling) 4kV; ESD (contact) 8kV, (air) 15kV testing; Stable operation in an environment of -20-60 ℃。 04 ✦ serial communication Supports modbus rtu, PPI, and free communication 05 ✦ Supports high-speed counting Supports AB phase/single-phase high-speed counter input, supports high-speed counter wizard function 06 ✦ Support system/subroutine encryption